![background image](http://html1.mh-extra.com/html/viewsonic/va712-2/va712-2_service-manual_1020961019.webp)
ViewSonic Corporation
Confidential - Do Not Copy
VA712-2_ VA712b-2
16
Power Block Function
4.3 Function Test and Alignment Procedure
All Modes Reset
You should do “All Mode Reset” (Refer to Chapter III-3. Hot Keys for Function
Controls) first. This action will allow you to erase all end-user’s settings and restore
the factory defaults.
Auto Image Adjust
Please select and enter “Auto Image Adjust” function on Main Menu to see if it is
workable. The “Auto Image Adjust” function is aimed to offer a better screen quality
by built-in ASIC. For optimum screen quality, the user has to adjust each function
manually.
Firmware
Test Pattern: Burn In Mode (Refer to Chapter III-3. Hot Keys for Function Controls)
-
Make sure the F/W is the latest version.
DDC
Test Pattern: EDID program
Summary of Contents for VA712-2
Page 28: ...ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 25...
Page 44: ...ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 41...
Page 63: ...ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 60 9 Block Diagram...
Page 74: ...ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 71 11 5 POWER PCB TOP VIEW...
Page 75: ...ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 72 11 6 POWER PCB BUTTON VIEW...